update on tuning arrows for my recurve
#6650493
10/27/19 01:11 PM
10/27/19 01:11 PM
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Posts: 4,738 carolina, Alabama
The Possum Man
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Just thought i would give an update for anyone that was watching my other threads on this trip down traditional lane. I ordered a new dozen gold tip traditional arrows in 600 spine. Got them in and got some 4" feathers fletched on a few. I took some and fletched them with and without arrow wraps (i like using wraps for spotting lost arrows) and kept some bare shafts with and without wraps. I have 100 and 125gr field points to switch back and forth to see if less or more tip weight tightened the groups. So I started with these new arrows full length and started some bare shaft tuning. I have been playing with the dynamic spine calculator and knew about where i needed to end up but i took it one step at a time before i started cutting these arrows down. I had some nock height issues and spine issues to begin with so i started trying to fix one thing at a time. To sum it up I ended up with these 600 spine shafts at 29" with wraps and 3 4" feathers. Using 125gr tips which was the ultimate goal of this i got them all shooting tight enough that they are one group or pretty close, they might be a tiny bit weak yet but the groups were as tight as i can shoot. The fletched arrows fly as straight as i can track them with my eye. So now I cut down 6 arrows to 29" and im fletching the last of them now. Gonna leave the other half dozen stock. Gonna practice with these in the next long while until i can shoot groups tight enough to fine tune a little more. Cool thing is this arrow recipe is exactly where the dynamic spine calculator said i needed to be. So practice practice practice is my next step, but i think these arrows are shooting good enough i can accomplish something with them.
After talking to the guy at the local bow shop he told me about gold tip having a weight system (F.A.C.T.) that screws stackable weights in the back of a seated insert going from the nock end of the arrows. My old arrows are too stiff for certain but again playing with the spine calculator looks like i can add 70gr (50 and 20gr weights) to the inserts and have the dynamic spine of the old arrows correct. Once Im certain i have these new arrows tuned properly im gonna order some of the gold tip weights and fix all the old arrows i have. The problem with them is the inserts were installed with gorilla super glue and they dont come out... ever. All the new arrows i bought some hot melt glue so they can be taken out later on if a change is needed.
"If you're gonna be stupid you better be tough"
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Re: update on tuning arrows for my recurve
[Re: The Possum Man]
#6650497
10/27/19 01:27 PM
10/27/19 01:27 PM
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krispcritter
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krispcritter
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Soak the ends in acetone. They should come right out.
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Re: update on tuning arrows for my recurve
[Re: The Possum Man]
#6650503
10/27/19 01:41 PM
10/27/19 01:41 PM
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Joined: Nov 2015
Posts: 17,043 OH
Catch22
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Possum, sounds like you have a great grip on it. Imo, to shoot primitive you have 4 components to the arrow, knock, shaft, fletching, and point. It's a matter of fine tuning those to gain accuracy when you can do your job. Length of shaft for your draw, length of fletching and so on. You started at point zero and worked up from there and now your getting her dialed in, kudos!
I wonder if tap dancers walk into a room, look at the floor, and think, I'd tap that. I wonder about things.....
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Re: update on tuning arrows for my recurve
[Re: The Possum Man]
#6650524
10/27/19 02:12 PM
10/27/19 02:12 PM
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Posts: 4,738 carolina, Alabama
The Possum Man
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i like that helical fletching on the middle arrow. I have the AAE fletch III and it only does 1 degree offset straight clamp. I think later on I may buy a helical jig.
"If you're gonna be stupid you better be tough"
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Re: update on tuning arrows for my recurve
[Re: ]
#6650526
10/27/19 02:14 PM
10/27/19 02:14 PM
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Posts: 4,738 carolina, Alabama
The Possum Man
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Soak the ends in acetone. They should come right out. I tried that. Tried heat to the point it destroyed the carbon arrow. Tried freezing. Nothing worked.
"If you're gonna be stupid you better be tough"
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Re: update on tuning arrows for my recurve
[Re: The Possum Man]
#6650529
10/27/19 02:18 PM
10/27/19 02:18 PM
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Joined: Nov 2015
Posts: 17,043 OH
Catch22
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i like that helical fletching on the middle arrow. I have the AAE fletch III and it only does 1 degree offset straight clamp. I think later on I may buy a helical jig. I have to give all the credit to my ex father in law for getting me going on arrow making. I used his old Bitzenburger and it took forever to do a dz lol. I can't shoot my flat bow anymore but always tickled when others take it up. Like your threads!
I wonder if tap dancers walk into a room, look at the floor, and think, I'd tap that. I wonder about things.....
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Re: update on tuning arrows for my recurve
[Re: The Possum Man]
#6650675
10/27/19 05:31 PM
10/27/19 05:31 PM
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Joined: Jan 2007
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Taximan
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Seriously,don't mess around with behind the head weights.They are a joke.The farther behind the end of the shaft,the weight isn't ,the less influence it has on dynamic spine.Increase weight in FRONT of the shaft.This can be done with broadhead weight or insert weight.Weight in front of the shaft has way more influence on tune and gives you way more FOC which affects effeciency of penetration.Only 50 years experience here so take it all with a grain of salt.
Last edited by Taximan; 10/27/19 05:33 PM.
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Re: update on tuning arrows for my recurve
[Re: Taximan]
#6650690
10/27/19 05:50 PM
10/27/19 05:50 PM
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The Possum Man
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Seriously,don't mess around with behind the head weights.They are a joke.The farther behind the end of the shaft,the weight isn't ,the less influence it has on dynamic spine.Increase weight in FRONT of the shaft.This can be done with broadhead weight or insert weight.Weight in front of the shaft has way more influence on tune and gives you way more FOC which affects effeciency of penetration.Only 50 years experience here so take it all with a grain of salt. The gold tip weights screw into the back of their inserts. Wouldnt that be the same as using a heavier insert? The heavy inserts i have seen have been long and made of brass.
"If you're gonna be stupid you better be tough"
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Re: update on tuning arrows for my recurve
[Re: Paul D. Heppner]
#6650697
10/27/19 05:54 PM
10/27/19 05:54 PM
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Joined: Sep 2014
Posts: 4,738 carolina, Alabama
The Possum Man
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One method that has worked for me to get inserts out of a graphite shaft is take a drill bit slightly smaller than the ID of the shaft, put it in from the nock end and give it a good fling over your head. Works pretty good on Gorilla Glue. Watch what direction you fling it. And don't soak the shafts in acetone as it will attack the epoxy resins that make up the shaft itself. If I remember correctly the 500 and stiffer shafts measure .246 ID. Your 600 I think are smaller. Also being a tiny bit weak will bite you when you put a broadhead on the end instead a field point. Tiny bit stiff is always good. Weight on the front softens as you already know and weight to the nock end will make it stiffer. Your wrap might be just about right. All my graphite and aluminum shafts get wraps. Helps with gluing fletching on. Cedar gets aniline wood dye, gasket lacquer, cresting with acrylics, and more gasket lacquer to seal it all. The shafts that have the super glued in inserts are 500 spine shafts. I may give the drill bit a go and see if i can knock one loose. With the new shafts im trying to work a little at a time towards a tune. For now im gonna have to practice more where i can make a good tight consistent group and then check the tune again.
"If you're gonna be stupid you better be tough"
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Re: update on tuning arrows for my recurve
[Re: The Possum Man]
#6650744
10/27/19 06:47 PM
10/27/19 06:47 PM
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Joined: Jan 2007
Posts: 5,459 Montana
Taximan
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Seriously,don't mess around with behind the head weights.They are a joke.The farther behind the end of the shaft,the weight isn't ,the less influence it has on dynamic spine.Increase weight in FRONT of the shaft.This can be done with broadhead weight or insert weight.Weight in front of the shaft has way more influence on tune and gives you way more FOC which affects effeciency of penetration.Only 50 years experience here so take it all with a grain of salt. The gold tip weights screw into the back of their inserts. Wouldnt that be the same as using a heavier insert? The heavy inserts i have seen have been long and made of brass. NO,NO and NO! I swear,I don't know why I keep trying to help people here.
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Re: update on tuning arrows for my recurve
[Re: The Possum Man]
#6650821
10/27/19 08:05 PM
10/27/19 08:05 PM
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Joined: Sep 2014
Posts: 4,738 carolina, Alabama
The Possum Man
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Im just asking questions and gathering as much information as i can. Not trying to argue with anyone. I can be stubborn but im reading and rereading everything everyone posts and taking it all into consideration.
"If you're gonna be stupid you better be tough"
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Re: update on tuning arrows for my recurve
[Re: The Possum Man]
#6650831
10/27/19 08:13 PM
10/27/19 08:13 PM
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Joined: Nov 2015
Posts: 17,043 OH
Catch22
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You want the truth about shooting primitive Possum? Ya got a bow, a string and some wood to fling. Your on the right path and doing it right!
I wonder if tap dancers walk into a room, look at the floor, and think, I'd tap that. I wonder about things.....
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Re: update on tuning arrows for my recurve
[Re: The Possum Man]
#6650876
10/27/19 08:52 PM
10/27/19 08:52 PM
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Paul D. Heppner
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Possum, don't bother with the screw in weights and weight tubes or string trimmer line or etc, etc. They all create their own problems, problems you don't need. If I want more weight up front in a hollow shaft I just use heavier heads, brass or steel inserts, or brass broadhead adapters. To get some better advice we need to know poundage on your bow at 28". Your true draw length, type/make of bow, cut to center, beyond center, before center, type of string.
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Re: update on tuning arrows for my recurve
[Re: The Possum Man]
#6650925
10/27/19 09:35 PM
10/27/19 09:35 PM
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Joined: Sep 2014
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The Possum Man
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recurve Bow is 45 @28" My draw length is 27" it is cut past center -.125 but with the strike plate the measurment is -.10 or thats as close as i could measure with my calipers. string is b50 dacron.
The new arrows are flying good right now. I need to practice so thats as close as i can tune the arrows until I get better. The original problem was the arrows i already had were too stiff and were launching sideways. I can shoot the new arrows alot more consistent but i still pull shots pretty often but i can almost call them at release. Im making progress so im happy.
"If you're gonna be stupid you better be tough"
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Re: update on tuning arrows for my recurve
[Re: The Possum Man]
#6651458
10/28/19 04:14 PM
10/28/19 04:14 PM
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The Possum Man
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I thought it might be a little early in my overall accuracy state but i couldnt stand it and decided to try out a broadhead on my arrows i think i have about tuned. I shot 3 with field points and 1 with a broadhead. The BH arrow was right in amongst my groups and didnt notice any weird arrow flight with it. I wouldnt go as far as saying its perfect but I think I got this batch of arrows about sorted out. Heck when i take my time and focus on the fundamentals i would say i can make a decent group out to about 15 yards. According to the calculator my arrow is about 375gr ttl with a 15.8%foc. Im pretty happy with the progress so far. Next step is to shoot it a few thousand more times.
"If you're gonna be stupid you better be tough"
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